S2000 Under The Hood S2000 Technical and Mechanical discussions.

What pulls the FD away from the FW...

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Old Aug 4, 2006 | 03:20 AM
  #11  
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True. But I did go with the ACT package that alot of others have been using for years now.
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Old Aug 4, 2006 | 10:57 AM
  #12  
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What if you take that rubber boot #7 off?
How much checking / inspecting can you do looking through that hole?

It would be hard IMO to turn the engine & FW in small steps.
Maybe take the spark plugs out?


Or Bite the Bullet .....
A great oppertunity to take / post pictures
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Old Aug 4, 2006 | 11:39 AM
  #13  
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Everything is hidden by the clutch housing. All you can see is the back of the PP fingers and the TO bearing where the fork slips into.
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Old Aug 9, 2006 | 10:36 AM
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Another option is that upon installation, the transmission was installed partway, then allowed to hang on the input shaft, bending the centre section of the friction disc. The fact that its cocked would not allow it to slide perfectly on the splines. Unlikely, but then again, its not a common problem we're looking at.
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Old Aug 16, 2006 | 11:56 AM
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[QUOTE=Jasonoff,Aug 1 2006, 07:50 AM]
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Old Sep 23, 2006 | 10:29 AM
  #16  
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I may have not been clear enough.

As far as I know when you push the pedal down the FD will break contact from the FW and make contact to the clutch housing allowing the FW to move independantly.



My question is. How much room is there between the FD and the FW when the clutch pedal is to the floor?

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Old Sep 26, 2006 | 02:43 PM
  #17  
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[QUOTE=Jasonoff,Sep 23 2006, 12:29 PM]when you push the pedal down the FD will break contact from the FW and make contact to the clutch housing allowing the FW to move independantly.

My question is.
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Old Sep 26, 2006 | 03:52 PM
  #18  
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The clutch assy is bolted to the flywheel and rotates with it right ?

There are 2 friction surfaces. The FW surface and clutch housing surface. (see my pic above). Why?

The FD has friction material on both sides. Why?

I thought when you push the pedal down, it pulls the fingers back on the PP releasing the force on the FD pushing against the FW. Then the FD rotates with the clutch housing (clutch housing as in that friction surface you can see in the pic above that the FD makes contact with). That being said with the clutch pedal to the floor the clutch PP and FD can rotate independently from the FW.
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Old Sep 26, 2006 | 06:28 PM
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Clutch ass'y is too vague, a generic term. Gotta stick to the parts.

PP (spring-loaded moving friction surface) is the only thing bolted to the FW.
FD is always trapped between FW (fixed friction surface) and PP surface.
FD is only 'floating' until stabbed by trans input (splined) shaft.

Two reasons for the double faced FD.

1) It creates symmetrical loading in the radial plane only. Splined hub (low friction) allows PP to move away from FW surface w/o any loading in axial direction. This helps keep the friction surfaces all flat and parallel to maximize useful area.

2) All else being equal:
Double the friction area = double the torque
Clever way to double the the torque w/o adding any more weight, eh?

Torque = Spring force x Area X Friction Coefficient
Do this once for each side then add together

were you paying attention? pop quiz next time
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Old Sep 26, 2006 | 08:26 PM
  #20  
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That would make sense if that metal ring on the PP actually moved. The only moving part on the PP that I can see is the spring fingers that the TO bearing slides into so the fork can pull back on them.

What part touches the FD to push it against the FW? It appears it is just the TO bearings surface.
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